Daewoo FR-454 User manual

Service Manual
Refrigerator
Model: FR-454
(For Australia)
DAEWOO ELECTRONICS Corp.
http://svc.dwe.co.kr Feb. 2003
S/M No. : FR45400000

1. SPECIFICATION
◈ FR-454
Classification Contents FR-454
Electric Freezing room 119
Capacity(L) Rfrigerating room 299
Total 418
Dimensions Width(W) 770
(mm) Depth(D) 700
Height(H) 1741
88kg
Cooling System Fan Cooling Convection
Cooling and Dfrost System Air Forced Convection
Dfrost System Fin evaporator Forced
control Cold Control Adjustable Dial
Rfrigerant(R-134a) 105g(No Accumulator)
freezer grade Four star
Rating power consumption
Electric Features of eletric motor(W)
Rating power consumption
of heating equipment(A)
2. MAIN COMPONENTS
◈ FR-454
Rating voltage
Compressor model
Relay Assembly
F-Fan motor as
Defrost Heater
Lamp As
Dryer As
R/C
S/C
HPL26YH-5
197NHBYY-52,S330
3211DWBFL
180W
Net weight
240V/50HZ : 170W
240V/50HZ : 0.80A
240V/50HZ
400VAC/5MF
-
240V/15W
-1-
15g

3. NAME OF PARTS
-2-

4. REFRIGERANT CYCLE DIAGRAM
-3-

5. MACHINE ROOM VIEW AND PART LIST
NO PART NAME NO
1COMPRESSOR 14
2BASE COMP 15
3BOLT COMP FIX 16
4ABSORBER COMP 17
5FIX COMP WASH 18
6CASTER *B 19
7SHAFT CASTER 20
8CASE VAPORI 21
9PIPE WICON 22
10 ABSORBER WICON FIXTURE 23
11 HOSE DRAIN 24
12 MOTOR C AS 25
13 FAN C
-4-
PART NAME
DRYER AS
CABLE TIE
SEALING DRYER
PIPE CONN HOT
PIPE CONN SUC
ABSORBER PIPE
BAND RELAY
CORD POWER AS
FIXTURE C MOTOR
ABSORBER PIPE (B)
ABSORBER C MOTOR
SWITCH P-RELAY AS

6. METHODS OF EXCHANGING MAIN PARTS
(1) Freezing room louver
1) Unscrew, remove the F-louver by
pulling forward with inserting
screwdriver into the hole of F louver.
2) Assemble it by pressing triangle
shape (▲) by hand.
(2) Multi-Duct
1) Disassemble the R-Window by inserting a
finger in the lower part and pulling forward
while pushing upward slightly.
* When assembling, fit the lower part of
the R-Window first, then press the top
part until it fits.
WINDOW R
2) Use a "+" driver to unscrew 4 screws.
3) Hold the multi duct assembly damper
part with hand and pull forward instantly
and disconnect a housing.
-5-

Methods of exchanging main parts
4) The specific part of the multi duct is
shown below.
--- Check after repair ---
1. Put all the parts into the right places
and attach the seal and tape to their
original positions.
2. Check if the damper knob operates properly.
3. Be careful not to block the cool air duct when assembling.
4. Make sure the parts to adhere to the interior surface when screwing.
* Be careful not to damage the R-Window during assembly.
(3) Defrost Sensor
1) Hold the body of the defrost sensor
and, pull it torard left and out.
(4) Temperature fuse
1) Remove the temperature fuse out of the
evaporator pipe by screw driver.
-6-
Defrost sensor Evaporator
Temp fuse fastener
Temoerature fuse

Methods of exchanging main parts
(5) Freezer Sensor
1) Remove the aluminum tape from louver insulator.
Take off the freezer sensor.
2) Replacement procedure of the freezer sensor.
1.Cut off the lead wire of old sensor and insert
the heat tube into a new sensor's lead wire.
Solder after connecting the new sensor.
* The sensor's resistance maybe changed, if you do not jone with soldering.
2.Shrink the heat tube by a cigarette lighter after placing the heat tube at the
connected location.
3.Fix the freezer sensor to the fixture with aluminum tape(width of 50mm).
* lnsert the assembly into the louver insulator and fix it with aluminum tape.
(6) Glass tube heater
1) Remove 2 screws that fasten the
evaporator.
2) Slightly pull the evaporator to the arrow's
direction.
-7-
Soldering
Heat tube
Lead wire
F-louver insulator
Evaporator fastening screw

Methods of exchanging main parts
3) Move the entire eveporator upward the
pipe center to the arrow's direction.
(Do not crumble the part A of the
accumulator during the process.)
4) Cut the both ends of glass tube heater
tube heater lead wires and insulate and
seal lead tip remaining in refrigerator
with tape etc.
5) Pull out the glass tube heater from the
heater supporter with heater covers
remaining.
(upper and lower) (Do not apply much
power on the heater supporter.)
6) Install the heater covers (upper and lower)
on a new glass tube heater. (Make the
cover with holes the lower one)
-8-
Raise upward
Heater Cover
(Top)
Glass tube
heater
Lead wire
Heater fixture
Heater Cover
(Bottom)
Heater Cover
(Top)
Heater Cover
(Bottom)
Evaporator fastening screw

7) Place the glass tube heater lead wire
shown as below and fasten the shaded
area with type.
8) Fin insert the lead wire connection
terminals. (Same colored lead wires)
9) Set the evaporator on normal position and
secure the fastening screws.
-9-
Frontside AL tape Lead wire
Glass tube heater